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LG GSA-4040B Service Manual page 47

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Block Diagram
0.068u
RFIP
RFIN
0.068u
SUMF
0.068u
IP1/LPPOUT
D
IP2/MIRR
D
SUBO/LPPMON
SUBI /LPPSIG
2200p
MA
MB
MC
MD
SA
SB
SC
SD
TE"
TRP
TRN
FOP
FON
HAVC
-
1.65V
HAVC2
-
WBLSH
D
MPDSH/
SPDSH
D
LPSIN1
LPF
LPSIN2
LPF
WRFIN
20k(*1)
IREFT
VREF1
MRSTB
D
SDEN
D
SCLK
D
SDATA
D
WGATE
D
RLDON
D
WFPDSH
D
RFPDSH
D
VREF1
FVREF
FMD
RF system power
*3300p/0.068u
RF SUM/SUB
HP2
(RGA)
SUBP,N
M
U
X
ID
M
U
DET
X
2
Pick
S/ / H
WOB
I/F
4
S
/ H
4
S / H
2
S / H
FOP
FON
MUX
LO_ZB/SPDSH
WRF
VREF
Power
Serial
Cont.
Cont.
Reg.
-
-
-
-
-
RF system power
0.1u
3300p
1500p
D
D
D
D
RF
AGC
HP
SUBW
Wobble
AGC1
SUB
AGC2
PE
SHPE
HFSUM
LE
WRF
MUX
APC
GCAOUT
PWWMON
BHOUT
D
3.3V
Digital
power
power
Analog power
12k
VREF1
3900p
(*2)
4700p
mclk
RF
EQ-
EQ
AUTO
RRF
WRF
mclk
LPP
mclk
F0-CNT.
BPF
AGC3
COMP
BPO
TRP/N
TE
BALANCE
DPD
FE
BALANCE
RRF
HFPE
TZC
mclk
RECD
RECD
MIRR
DEFECT
EQOP/N
TIE
SRVREF
OPC
BPO
SIGM
RF system power
ATEST
MIRR, DEFECT
EQOP
EQON
EQOS/RRF/WRF
BHC
15,000p
VREF1
WOBFCF
0.068u
AWOBSIG
VREF1
toA/D
WOBSIG
0.1u
D
*HPF fc=1kHz
WAG3
WAG1
WAG2
0.22u
0.33u
0.33u
LNDTRK
D
TE
toLPF,A/D
FE
toLPF,A/D
SRVREF
OPC
PE
toLPF,A/D
LPS_A
toLPF,A/D
LPS_B
toLPF,A/D
TEIN
TZC
0.47u
D
MCLK
D/A
RECD1
D
BLANK
D
MIRRTOPH
MIRRBOTH
MIRRHPF
0.033u
0.22u
TOPH
0.068u
BOTH
0.033u
DFT
D
RFHLD/TISH1
SPBLVL/TISH2
D
SPBLVL
LO_ZB/SPDSH
PHBETA/TCE
toLPF,A/D
BHBETA/TIE
toLPF,A/D
BCENT
toLPF,A/D
RFHLD/TISH1
SIGM
toLPF,A/D
49
0.033u

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